BLS test questions and answers (AHA) latest update

BLS test questions and answers (AHA) latest update which victim requires CPR? - a victim who is unresponsive with no normal breathing and no pulse when is it important to move an adult victim who needs CPR? - when an adult/ victim is in a dangerous environment High quality CPR includes starting chest compressions within how many seconds after recognition of cardiac arrest in victims of all ages? - 10 seconds interruptions of chest compressions should be limited to how many seconds? - 10 seconds how can you tell when a rescue breath for an infant victim is effective? - there is visible rise of the chest what is the best method of opening the airway of an unresponsive victim when you do not suspect cervical spine injury? - use the head tilt chin lift what technique is not recommended for single rescuer to provide breaths during CPR? - bag mask device what is likely to cause air to enter the victims stomach( gastric inflation) during bag mask ventilation? - breaths are given to quickly or with to much force What are the correct compression and ventilation rates for 2 rescuers CPR in the prescience of an advanced airway in adult victim? - compress at a rate of at least 100 per min with 2 breaths every 5 to 10 secs how does complete chest recoil contribute to effective CPR? - allows the heart to refill with blood between compressions what is the recommended compression- ventilation ratio for 2 rescuer adult CPR? - 30:2 for 2 rescuer to reduce fatigue during CPR, how often should compressions switch roles? - after every 5 cycles of compressions and breaths what is the recommended compression rate for performing CPR on a victim of any age? - 100 per min during 2 rescuer CPR, one rescuer will provide chest compressions. what is the role of the second rescuer? - maintain an open airway and give breaths